- Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
- bool(false)
<?php
$query = [ 'set1' => ['col1' => 'val1', 'col2'=> 'val2'], 'set2' => ['col1' => 'val3', 'col2'=> 'val4']];
var_dump($query['set1'] === $query['set2']);